title: Rectal examination and acid phosphatase.
mesh_terms: D000135:Acid Phosphatase / Q000378:metabolism*; D000368:Aged; D006801:Humans; D008297:Male; D010808:Physical Examination; D011471:Prostatic Neoplasms / Q000201:enzymology; D012007:Rectum
chemical_list: D000135:Acid Phosphatase